If you are looking to study Civardi’s methods without purchasing a physical hardcover, there are legitimate ways to access the material:
Harder pencil (2B) for subtle transitions on the brow ridge and cheekbone. Lift highlights with a kneaded eraser. Step back — check the silhouette against the background. giovanni civardi complete guide to drawing pdf download
An introduction to pencils, charcoal, ink, and paper types. If you are looking to study Civardi’s methods